Brushed Brass Finish (US4) desk lock supplied keyed different with D4291 keyway, 4 pin standard Solid brass pin tumbler cylinder drilled for 5 pin. For material thickness: 1-1/8 - 1-3/8". Barrel diameter: 7/8". For 1-1/8" material, add 2 #WP21 spacer to 1-3/8" lock. Keying Options: Available keyed different (KD) Keyed Alike to stock key codes - (4 available) Keyed Alike to Custom key codes/sets (Factory Order, ships 2-3 business days). Quick ship - keyed in-house (ships in 1-2 days).